How to add a video in your blog from youtube.

At first visit youtube.com  to search your video.
then click on the video.

Now click on the Share button just below the video Bar.

Then click on Embed Button.

copy the html code from the box you see the picture.

Now go to the new post of your blog
click on the "Edit HTML" then paste the code and click Compose on the top right side of the post box
 then Click Publish Post.
Now you will see the video has been posted in your blog.

Related Post:

How to create a blog?

How to Publish post in a blog?

How to Post a Banner in a blog?

How to add a page in a blogger blog?

How to add an image in a blog?

How to add a subscribe box or link in blog?

How to change templates of a blog?

How to change side bar of a blog?

How to Change The Background Image of a blog ?

How to add a video in your blog from youtube.